(function(factory){"use strict";if(typeof define==="function"&&define.amd){define(["jquery","../version","../keycode","../unique-id","../widget"],factory);}else{factory(jQuery);}})(function($){"use strict";return $.widget("ui.accordion",{version:"1.13.2",options:{active:0,animate:{},classes:{"ui-accordion-header":"ui-corner-top","ui-accordion-header-collapsed":"ui-corner-all","ui-accordion-content":"ui-corner-bottom"},collapsible:false,event:"click",header:function(elem){return elem.find("> li > :first-child").add(elem.find("> :not(li)").even());},heightStyle:"auto",icons:{activeHeader:"ui-icon-triangle-1-s",header:"ui-icon-triangle-1-e"},activate:null,beforeActivate:null},hideProps:{borderTopWidth:"hide",borderBottomWidth:"hide",paddingTop:"hide",paddingBottom:"hide",height:"hide"},showProps:{borderTopWidth:"show",borderBottomWidth:"show",paddingTop:"show",paddingBottom:"show",height:"show"},_create:function(){var options=this.options;this.prevShow=this.prevHide=$();this._addClass("ui-accordion","ui-widget ui-helper-reset");this.element.attr("role","tablist");if(!options.collapsible&&(options.active===false||options.active==null)){options.active=0;}
this._processPanels();if(options.active<0){options.active+=this.headers.length;}
this._refresh();},_getCreateEventData:function(){return{header:this.active,panel:!this.active.length?$():this.active.next()};},_createIcons:function(){var icon,children,icons=this.options.icons;if(icons){icon=$("<span>");this._addClass(icon,"ui-accordion-header-icon","ui-icon "+icons.header);icon.prependTo(this.headers);children=this.active.children(".ui-accordion-header-icon");this._removeClass(children,icons.header)._addClass(children,null,icons.activeHeader)._addClass(this.headers,"ui-accordion-icons");}},_destroyIcons:function(){this._removeClass(this.headers,"ui-accordion-icons");this.headers.children(".ui-accordion-header-icon").remove();},_destroy:function(){var contents;this.element.removeAttr("role");this.headers.removeAttr("role aria-expanded aria-selected aria-controls tabIndex").removeUniqueId();this._destroyIcons();contents=this.headers.next().css("display","").removeAttr("role aria-hidden aria-labelledby").removeUniqueId();if(this.options.heightStyle!=="content"){contents.css("height","");}},_setOption:function(key,value){if(key==="active"){this._activate(value);return;}
if(key==="event"){if(this.options.event){this._off(this.headers,this.options.event);}
this._setupEvents(value);}
this._super(key,value);if(key==="collapsible"&&!value&&this.options.active===false){this._activate(0);}
if(key==="icons"){this._destroyIcons();if(value){this._createIcons();}}},_setOptionDisabled:function(value){this._super(value);this.element.attr("aria-disabled",value);this._toggleClass(null,"ui-state-disabled",!!value);this._toggleClass(this.headers.add(this.headers.next()),null,"ui-state-disabled",!!value);},_keydown:function(event){if(event.altKey||event.ctrlKey){return;}
var keyCode=$.ui.keyCode,length=this.headers.length,currentIndex=this.headers.index(event.target),toFocus=false;switch(event.keyCode){case keyCode.RIGHT:case keyCode.DOWN:toFocus=this.headers[(currentIndex+1)%length];break;case keyCode.LEFT:case keyCode.UP:toFocus=this.headers[(currentIndex-1+length)%length];break;case keyCode.SPACE:case keyCode.ENTER:this._eventHandler(event);break;case keyCode.HOME:toFocus=this.headers[0];break;case keyCode.END:toFocus=this.headers[length-1];break;}
if(toFocus){$(event.target).attr("tabIndex",-1);$(toFocus).attr("tabIndex",0);$(toFocus).trigger("focus");event.preventDefault();}},_panelKeyDown:function(event){if(event.keyCode===$.ui.keyCode.UP&&event.ctrlKey){$(event.currentTarget).prev().trigger("focus");}},refresh:function(){var options=this.options;this._processPanels();if((options.active===false&&options.collapsible===true)||!this.headers.length){options.active=false;this.active=$();}else if(options.active===false){this._activate(0);}else if(this.active.length&&!$.contains(this.element[0],this.active[0])){if(this.headers.length===this.headers.find(".ui-state-disabled").length){options.active=false;this.active=$();}else{this._activate(Math.max(0,options.active-1));}}else{options.active=this.headers.index(this.active);}
this._destroyIcons();this._refresh();},_processPanels:function(){var prevHeaders=this.headers,prevPanels=this.panels;if(typeof this.options.header==="function"){this.headers=this.options.header(this.element);}else{this.headers=this.element.find(this.options.header);}
this._addClass(this.headers,"ui-accordion-header ui-accordion-header-collapsed","ui-state-default");this.panels=this.headers.next().filter(":not(.ui-accordion-content-active)").hide();this._addClass(this.panels,"ui-accordion-content","ui-helper-reset ui-widget-content");if(prevPanels){this._off(prevHeaders.not(this.headers));this._off(prevPanels.not(this.panels));}},_refresh:function(){var maxHeight,options=this.options,heightStyle=options.heightStyle,parent=this.element.parent();this.active=this._findActive(options.active);this._addClass(this.active,"ui-accordion-header-active","ui-state-active")._removeClass(this.active,"ui-accordion-header-collapsed");this._addClass(this.active.next(),"ui-accordion-content-active");this.active.next().show();this.headers.attr("role","tab").each(function(){var header=$(this),headerId=header.uniqueId().attr("id"),panel=header.next(),panelId=panel.uniqueId().attr("id");header.attr("aria-controls",panelId);panel.attr("aria-labelledby",headerId);}).next().attr("role","tabpanel");this.headers.not(this.active).attr({"aria-selected":"false","aria-expanded":"false",tabIndex:-1}).next().attr({"aria-hidden":"true"}).hide();if(!this.active.length){this.headers.eq(0).attr("tabIndex",0);}else{this.active.attr({"aria-selected":"true","aria-expanded":"true",tabIndex:0}).next().attr({"aria-hidden":"false"});}
this._createIcons();this._setupEvents(options.event);if(heightStyle==="fill"){maxHeight=parent.height();this.element.siblings(":visible").each(function(){var elem=$(this),position=elem.css("position");if(position==="absolute"||position==="fixed"){return;}
maxHeight-=elem.outerHeight(true);});this.headers.each(function(){maxHeight-=$(this).outerHeight(true);});this.headers.next().each(function(){$(this).height(Math.max(0,maxHeight-$(this).innerHeight()+$(this).height()));}).css("overflow","auto");}else if(heightStyle==="auto"){maxHeight=0;this.headers.next().each(function(){var isVisible=$(this).is(":visible");if(!isVisible){$(this).show();}
maxHeight=Math.max(maxHeight,$(this).css("height","").height());if(!isVisible){$(this).hide();}}).height(maxHeight);}},_activate:function(index){var active=this._findActive(index)[0];if(active===this.active[0]){return;}
active=active||this.active[0];this._eventHandler({target:active,currentTarget:active,preventDefault:$.noop});},_findActive:function(selector){return typeof selector==="number"?this.headers.eq(selector):$();},_setupEvents:function(event){var events={keydown:"_keydown"};if(event){$.each(event.split(" "),function(index,eventName){events[eventName]="_eventHandler";});}
this._off(this.headers.add(this.headers.next()));this._on(this.headers,events);this._on(this.headers.next(),{keydown:"_panelKeyDown"});this._hoverable(this.headers);this._focusable(this.headers);},_eventHandler:function(event){var activeChildren,clickedChildren,options=this.options,active=this.active,clicked=$(event.currentTarget),clickedIsActive=clicked[0]===active[0],collapsing=clickedIsActive&&options.collapsible,toShow=collapsing?$():clicked.next(),toHide=active.next(),eventData={oldHeader:active,oldPanel:toHide,newHeader:collapsing?$():clicked,newPanel:toShow};event.preventDefault();if((clickedIsActive&&!options.collapsible)||(this._trigger("beforeActivate",event,eventData)===false)){return;}
options.active=collapsing?false:this.headers.index(clicked);this.active=clickedIsActive?$():clicked;this._toggle(eventData);this._removeClass(active,"ui-accordion-header-active","ui-state-active");if(options.icons){activeChildren=active.children(".ui-accordion-header-icon");this._removeClass(activeChildren,null,options.icons.activeHeader)._addClass(activeChildren,null,options.icons.header);}
if(!clickedIsActive){this._removeClass(clicked,"ui-accordion-header-collapsed")._addClass(clicked,"ui-accordion-header-active","ui-state-active");if(options.icons){clickedChildren=clicked.children(".ui-accordion-header-icon");this._removeClass(clickedChildren,null,options.icons.header)._addClass(clickedChildren,null,options.icons.activeHeader);}
this._addClass(clicked.next(),"ui-accordion-content-active");}},_toggle:function(data){var toShow=data.newPanel,toHide=this.prevShow.length?this.prevShow:data.oldPanel;this.prevShow.add(this.prevHide).stop(true,true);this.prevShow=toShow;this.prevHide=toHide;if(this.options.animate){this._animate(toShow,toHide,data);}else{toHide.hide();toShow.show();this._toggleComplete(data);}
toHide.attr({"aria-hidden":"true"});toHide.prev().attr({"aria-selected":"false","aria-expanded":"false"});if(toShow.length&&toHide.length){toHide.prev().attr({"tabIndex":-1,"aria-expanded":"false"});}else if(toShow.length){this.headers.filter(function(){return parseInt($(this).attr("tabIndex"),10)===0;}).attr("tabIndex",-1);}
toShow.attr("aria-hidden","false").prev().attr({"aria-selected":"true","aria-expanded":"true",tabIndex:0});},_animate:function(toShow,toHide,data){var total,easing,duration,that=this,adjust=0,boxSizing=toShow.css("box-sizing"),down=toShow.length&&(!toHide.length||(toShow.index()<toHide.index())),animate=this.options.animate||{},options=down&&animate.down||animate,complete=function(){that._toggleComplete(data);};if(typeof options==="number"){duration=options;}
if(typeof options==="string"){easing=options;}
easing=easing||options.easing||animate.easing;duration=duration||options.duration||animate.duration;if(!toHide.length){return toShow.animate(this.showProps,duration,easing,complete);}
if(!toShow.length){return toHide.animate(this.hideProps,duration,easing,complete);}
total=toShow.show().outerHeight();toHide.animate(this.hideProps,{duration:duration,easing:easing,step:function(now,fx){fx.now=Math.round(now);}});toShow.hide().animate(this.showProps,{duration:duration,easing:easing,complete:complete,step:function(now,fx){fx.now=Math.round(now);if(fx.prop!=="height"){if(boxSizing==="content-box"){adjust+=fx.now;}}else if(that.options.heightStyle!=="content"){fx.now=Math.round(total-toHide.outerHeight()-adjust);adjust=0;}}});},_toggleComplete:function(data){var toHide=data.oldPanel,prev=toHide.prev();this._removeClass(toHide,"ui-accordion-content-active");this._removeClass(prev,"ui-accordion-header-active")._addClass(prev,"ui-accordion-header-collapsed");if(toHide.length){toHide.parent()[0].className=toHide.parent()[0].className;}
this._trigger("activate",null,data);}});});